package com.atguigu.gmall.item.config;

import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import java.util.concurrent.ArrayBlockingQueue;
import java.util.concurrent.ThreadPoolExecutor;
import java.util.concurrent.TimeUnit;

@Configuration
public class ThreadPoolConfig {
    @Bean
    public ThreadPoolExecutor threadPoolExecutor() {
        /**
         * 核心线程数
         * 最大线程数
         * 空闲存活时间
         * 时间单位
         * 阻塞对象
         * 默认：线程工厂
         * 默认：拒绝策略
         */
        // ThreadPoolExecutor threadPoolExecutor = new ThreadPoolExecutor(50, 500, 30, TimeUnit.SECONDS, new ArrayBlockingQueue<>(10000));
        return new ThreadPoolExecutor(
                50, // 核心线程数
                500, // 最大线程数
                30, // 空闲时间
                TimeUnit.SECONDS,
                new ArrayBlockingQueue<>(10000)// 阻塞队列
        );
    }
}
